High security locking mechanism



FIG. 1 is a perspective view of a high security locking mechanism showing my new design;

FIG. 2 is a left side elevational view thereof, the right side elevational view being a mirror image thereof;

FIG. 3 is a front elevational view thereof, the rear elevational view being a mirror image thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The broken lines showing of key is for illustrative purpose only and forms no part of the claimed design. 

The ornamental design for a high security locking mechanism, as shown and described. 